object-arguments.https.html

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This test has a WPT meta file that expects 1 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /webmcp/imperative/object-arguments.https.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<title>tool execution requires a JSON Object input argument; and Arrays are Objects</title>

<link rel="author" href="mailto:dom@chromium.org">

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<script>

promise_test(async t => {

  let executeReceivedArgs = null;

  const tool = {

    name: "test-tool",

    description: "Tool for testing various JSON primitive inputs",

    execute: (args) => {

      executeReceivedArgs = args;

      return "Success";

};

  await document.modelContext.registerTool(tool);

  const [registeredTool] = await document.modelContext.getTools();

  // Pass an array. Since arrays are ECMAScript objects, this succeeds.

  const arrayArgs = `[1, 2, 3]`;

  const result = await document.modelContext.executeTool(registeredTool, arrayArgs);

  assert_equals(result, "Success");

  assert_array_equals(executeReceivedArgs, [1, 2, 3]);

  // Now pass non-Object JSON primitives as the argument, and observe a failure.

  const stringArgs = `"hello"`;

  await promise_rejects_dom(t, "UnknownError",

      document.modelContext.executeTool(registeredTool, stringArgs),

      "Primitive string should be rejected");

  const numberArgs = `123`;

  await promise_rejects_dom(t, "UnknownError",

      document.modelContext.executeTool(registeredTool, numberArgs),

      "Primitive number should be rejected");

  const booleanArgs = `true`;

  await promise_rejects_dom(t, "UnknownError",

      document.modelContext.executeTool(registeredTool, booleanArgs),

      "Primitive boolean should be rejected");

  const nullArgs = `null`;

  await promise_rejects_dom(t, "UnknownError",

      document.modelContext.executeTool(registeredTool, nullArgs),

      "null should be rejected");

}, "tool execution requires a JSON Object input argument; and Arrays are Objects");

</script>